Base | Representation |
---|---|
bin | 1011000111010011110101… |
… | …0101011111011101110000 |
3 | 1121021020111111221000202212 |
4 | 2301310331111133131300 |
5 | 3100203443004014300 |
6 | 41553515404031252 |
7 | 2400611135440166 |
oct | 261647525373560 |
9 | 47236444830685 |
10 | 12220211001200 |
11 | 3991620591384 |
12 | 1454437b32528 |
13 | 6a8490023167 |
14 | 303665dcd236 |
15 | 162d208de935 |
hex | b1d3d55f770 |
12220211001200 has 60 divisors (see below), whose sum is σ = 29363125167240. Its totient is φ = 4887407066880.
The previous prime is 12220211001139. The next prime is 12220211001241. The reversal of 12220211001200 is 210011202221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 778547 + ... + 5004653.
It is an arithmetic number, because the mean of its divisors is an integer number (489385419454).
Almost surely, 212220211001200 is an apocalyptic number.
12220211001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12220211001200 is an abundant number, since it is smaller than the sum of its proper divisors (17142914166040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220211001200 is a wasteful number, since it uses less digits than its factorization.
12220211001200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4233354 (or 4233343 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12220211001200 its reverse (210011202221), we get a palindrome (12430222203421).
The spelling of 12220211001200 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, one thousand, two hundred".
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